{"id":18984,"date":"2025-04-11T11:30:57","date_gmt":"2025-04-11T02:30:57","guid":{"rendered":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=18984"},"modified":"2026-03-12T11:23:48","modified_gmt":"2026-03-12T02:23:48","slug":"outlook%e3%81%8c%e3%83%a1%e3%83%bc%e3%83%ab%e9%80%81%e4%bf%a1%e8%80%85%e3%81%ab%e7%be%a9%e5%8b%99%e3%81%a5%e3%81%91%e3%82%8b%e6%96%b0%e3%81%97%e3%81%84%e8%a6%81%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/sendgrid.kke.co.jp\/blog\/?p=18984","title":{"rendered":"Outlook\u304c\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u306b\u7fa9\u52d9\u3065\u3051\u308b\u65b0\u3057\u3044\u8981\u4ef6"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2025\/04\/20250411_blog.png\" alt=\"Outlook\u304c\u30e1\u30fc\u30eb\u9001\u4fe1\u8005\u306b\u7fa9\u52d9\u3065\u3051\u308b\u65b0\u3057\u3044\u8981\u4ef6\" width=\"100%\" class=\"aligncenter size-full wp-image-18985\" srcset=\"https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2025\/04\/20250411_blog.png 650w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2025\/04\/20250411_blog-300x185.png 300w, https:\/\/sendgrid.kke.co.jp\/blog\/wp\/wp-content\/uploads\/2025\/04\/20250411_blog-225x139.png 225w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/p>\n<blockquote>\n<p>\u3053\u306e\u8a18\u4e8b\u306f <a href=\"https:\/\/sendgrid.com\/en-us\/blog\/outlook-new-email-sender-requirements\" target=\"_blank\">Outlook Announces New Sender Requirements<\/a> \u306e\u6284\u8a33\u3067\u3059\u3002<\/p>\n<\/blockquote>\n<p>Google\u3068Yahoo!\u304c<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=17031\" rel=\"noopener\" target=\"_blank\">\u9001\u4fe1\u8005\u5411\u3051\u306e\u65b0\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a>\u306e\u9069\u7528\u3092\u958b\u59cb\u3057\u3066\u304b\u30891\u5e74\u304c\u7d4c\u904e\u3057\u307e\u3057\u305f\u304c\u3001\u305d\u308c\u306b\u7d9a\u304d\u3001\u5148\u65e5Outlook\u304c\u72ec\u81ea\u306e\u9001\u4fe1\u8005\u8981\u4ef6\u3092\u5c0e\u5165\u3059\u308b\u3068\u767a\u8868\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u306f\u3001Outlook.com\u3001Hotmail.com\u3001Live.com\u306a\u3069\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\u8ab0\u304c\u5f71\u97ff\u3092\u53d7\u3051\u308b\u304b\uff1f<\/h3>\n<p><a href=\"https:\/\/techcommunity.microsoft.com\/blog\/microsoftdefenderforoffice365blog\/strengthening-email-ecosystem-outlook%e2%80%99s-new-requirements-for-high%e2%80%90volume-senders\/4399730\" rel=\"noopener\" target=\"_blank\">Microsoft\u306e\u30a2\u30ca\u30a6\u30f3\u30b9<\/a>\u306b\u3088\u308b\u3068\u3001\u3053\u306e\u8981\u4ef6\u306f1\u65e5\u306b5,000\u901a\u4ee5\u4e0a\u306e\u30e1\u30fc\u30eb\u3092Outlook\u5b9b\u306b\u9001\u308b\u9001\u4fe1\u8005\uff08\u30c9\u30e1\u30a4\u30f3\uff09\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002\u300c\u500b\u4eba\u3084\u30d3\u30b8\u30cd\u30b9\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u624b\u6bb5\u3068\u3057\u3066\u30e1\u30fc\u30eb\u304c\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u73fe\u4ee3\u306b\u304a\u3044\u3066\u3001Outlook\u306f\u3001\u53d7\u4fe1\u30c8\u30ec\u30a4\u3092\u4fdd\u8b77\u3057\u3001\u30c7\u30b8\u30bf\u30eb\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u53d6\u308a\u7d44\u307f\u3092\u5f37\u5316\u3057\u307e\u3059\u3002\u300d\uff08Microsoft\u3001Puneeth\u6c0f\uff09<\/p>\n<h3>\u5fc5\u9808\u4e8b\u9805<\/h3>\n<p>\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\u3067\u3001SPF\u3001DKIM\u3001DMARC\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u30e1\u30fc\u30eb\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u5c06\u6765\u7684\u306b\u306f\u53d7\u4fe1\u62d2\u5426\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3509\" rel=\"noopener\" target=\"_blank\"><strong>SPF<\/strong><\/a><br \/>\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u304c\u3001\u305d\u306e\u30c9\u30e1\u30a4\u30f3\u304b\u3089\u306e\u9001\u4fe1\u306b\u4f7f\u308f\u308c\u308b\u3053\u3068\u3092\u8a31\u53ef\u3055\u308c\u3066\u3044\u308b\u72b6\u614b\u3067\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002<\/li>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=2044\" rel=\"noopener\" target=\"_blank\"><strong>DKIM<\/strong><\/a><br \/>\u30e1\u30fc\u30eb\u306e\u9001\u4fe1\u5143\u30c9\u30e1\u30a4\u30f3\u3067DKIM\u8a8d\u8a3c\u3092Pass\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002<\/li>\n<li><a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=3137\" rel=\"noopener\" target=\"_blank\"><strong>DMARC<\/strong><\/a><br \/>\u30dd\u30ea\u30b7\u30fc\u306f\u201dnone\u201d\uff08p=none\uff09\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308c\u3070\u826f\u3044\u3067\u3059\u304c\u3001SPF\u307e\u305f\u306fDKIM\uff08\u7406\u60f3\u7684\u306b\u306f\u4e21\u65b9\uff09\u3067\u30a2\u30e9\u30a4\u30e1\u30f3\u30c8\uff08alignment\uff09\u304c\u53d6\u308c\u3066\u3044\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<h3>\u63a8\u5968\u4e8b\u9805<\/h3>\n<p>\u9001\u4fe1\u8005\u306e\u300c\u54c1\u8cea\u3068\u4fe1\u983c\u300d\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u9805\u76ee\u306b\u3082\u6e96\u62e0\u3059\u3079\u304d\u3060\u3068Outlook\u306f\u8ff0\u3079\u3066\u3044\u307e\u3059\u3002<br \/>\n\u3053\u308c\u3089\u306e\u3044\u305a\u308c\u306b\u3082\u6e96\u62e0\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30e1\u30fc\u30eb\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u305f\u308a\u3001\u30d6\u30ed\u30c3\u30af\u3055\u308c\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u6709\u52b9\u306a\u9001\u4fe1\u5143\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9<\/strong><br \/>\u300cFrom\u300d\u307e\u305f\u306f\u300cReply-To\u300d\u306b\u306f\u3001\u8fd4\u4fe1\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u6709\u52b9\u306a\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<li><strong>\u30a2\u30af\u30bb\u30b9\u3057\u3084\u3059\u3044\u914d\u4fe1\u505c\u6b62\u30ea\u30f3\u30af<\/strong><br \/>\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u76ee\u7684\u306e\u30e1\u30fc\u30eb\u3084\u4e00\u6589\u914d\u4fe1\u30e1\u30fc\u30eb\u306e\u914d\u4fe1\u505c\u6b62\u30ea\u30f3\u30af\u306f\u898b\u3064\u3051\u3084\u3059\u3044\u5834\u6240\u306b\u914d\u7f6e\u3057\u3001\u53d7\u4fe1\u8005\u304c\u7c21\u5358\u306b\u914d\u4fe1\u505c\u6b62\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\n<li><strong>\u5b9b\u5148\u30ea\u30b9\u30c8\u306e\u6574\u7406<\/strong><br \/>\u7121\u52b9\u306a\u5b9b\u5148\uff08\u30d0\u30a6\u30f3\u30b9\u3059\u308b\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\uff09\u3084\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u304c\u306a\u3044\u5b9b\u5148\uff08\u958b\u5c01\u3084\u30af\u30ea\u30c3\u30af\u306a\u3069\u306e\u53cd\u5fdc\u304c\u306a\u3044\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\uff09\u306f\u3001\u5b9a\u671f\u7684\u306b\u5b9b\u5148\u30ea\u30b9\u30c8\u304b\u3089\u524a\u9664\u3057\u307e\u3057\u3087\u3046\u3002<a href=\"https:\/\/techcommunity.microsoft.com\/blog\/microsoftdefenderforoffice365blog\/strengthening-email-ecosystem-outlook%e2%80%99s-new-requirements-for-high%e2%80%90volume-senders\/4399730#community-4399730-toc-hId--2028286274\" rel=\"noopener\" target=\"_blank\">Microsoft\u306eFAQ<\/a>\u3067\u306f\u3001\u6bce\u6708\u307e\u305f\u306f\u56db\u534a\u671f\u3054\u3068\u306b<a href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=11941\" rel=\"noopener\" target=\"_blank\">\u5b9b\u5148\u30ea\u30b9\u30c8\u3092\u30af\u30ea\u30fc\u30cb\u30f3\u30b0<\/a>\u3059\u3079\u304d\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u900f\u660e\u6027\u306e\u9ad8\u3044\u30e1\u30fc\u30eb\u914d\u4fe1<\/strong><br \/>\u30aa\u30d7\u30c8\u30a4\u30f3\u3092\u3068\u3063\u305f\u5b9b\u5148\u306e\u307f\u306b\u9001\u4fe1\u3057\u307e\u3057\u3087\u3046\u3002\u30e1\u30fc\u30eb\u306e\u5185\u5bb9\u306b\u5373\u3057\u305f\u6b63\u78ba\u306a\u4ef6\u540d\u3092\u4f7f\u7528\u3057\u3001\u306a\u308a\u3059\u307e\u3057\u3060\u3068\u7591\u308f\u308c\u308b\u3088\u3046\u306a\u30d8\u30c3\u30c0\u60c5\u5831\u306f\u4f7f\u308f\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h3>\u9069\u7528\u306e\u30bf\u30a4\u30e0\u30e9\u30a4\u30f3<\/h3>\n<p>\u3053\u306e\u8981\u4ef6\u306f2025\u5e745\u67085\u65e5\u304b\u3089\u9069\u7528\u958b\u59cb\u3055\u308c\u30011\u65e5\u3042\u305f\u308a5,000\u901a\u4ee5\u4e0a\u3092\u9001\u308b\u9001\u4fe1\u8005\u304c\u8981\u4ef6\u306b\u6e96\u62e0\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30e1\u30fc\u30eb\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u30d5\u30a9\u30eb\u30c0\u306b\u632f\u308a\u5206\u3051\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u5c06\u6765\u7684\u306b\u306f\u3001\u975e\u6e96\u62e0\u306e\u30e1\u30fc\u30eb\u306f\u5b8c\u5168\u306b\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3001\u5b9b\u5148\u306b\u5c4a\u304b\u306a\u304f\u306a\u308b\u3088\u3046\u5909\u66f4\u3055\u308c\u308b\u3068\u306e\u3053\u3068\u3067\u3059\u304c\u3001\u305d\u306e\u6642\u671f\u306f\u307e\u3060\u516c\u8868\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<h3>\u9001\u4fe1\u8005\u306f\u4f55\u3092\u3059\u3079\u304d\u304b\uff1f<\/h3>\n<p>Google\u3084Yahoo!\u304c\u65b0\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u767a\u8868\u3057\u305f\u969b\u3068\u540c\u69d8\u3001\u6700\u3082\u91cd\u8981\u306a\u306e\u306f\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u78ba\u4fdd\u3067\u3059\u30021\u65e5\u3042\u305f\u308a5,000\u901a\u4ee5\u4e0a\u306e\u30e1\u30fc\u30eb\u3092Outlook\u306b\u9001\u3063\u3066\u3044\u308b\u9001\u4fe1\u8005\u306f\u3001\u30e1\u30fc\u30eb\u304cSPF\u3001DKIM\u3001DMARC\u306bPass\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u3042\u3089\u305f\u3081\u3066\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u307e\u305f\u3001\u4e0a\u8ff0\u3057\u305f\u63a8\u5968\u4e8b\u9805\u306b\u6e96\u62e0\u3067\u304d\u3066\u3044\u308b\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u3082\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>Twilio SendGrid\u306b\u306f\u3001Google\u3084Yahoo!\u3001Outlook\u306e\u9001\u4fe1\u8005\u8981\u4ef6\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u3084\u30ce\u30a6\u30cf\u30a6\u304c\u591a\u304f\u6574\u5099\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u6a5f\u4f1a\u306b\u305c\u3072<a href=\"https:\/\/sendgrid.kke.co.jp\/app?p=signup.index&#038;utm_source=sg&#038;utm_medium=web&#038;utm_campaign=blog\" rel=\"noopener\" target=\"_blank\">\u30a2\u30ab\u30a6\u30f3\u30c8\u3092\u53d6\u5f97<\/a>\u3057\u3066\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u306f Outlook Announces New Sender Requirements \u306e\u6284\u8a33\u3067\u3059\u3002 Google\u3068Yahoo!\u304c\u9001\u4fe1\u8005\u5411\u3051\u306e\u65b0\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306e\u9069\u7528\u3092\u958b\u59cb\u3057\u3066\u304b\u30891\u5e74\u304c\u7d4c\u904e\u3057\u307e\u3057\u305f\u304c\u3001\u305d\u308c\u306b\u7d9a\u304d\u3001\u5148 <a class=\"read-more\" href=\"https:\/\/sendgrid.kke.co.jp\/blog\/?p=18984\">&#8230;\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":2,"featured_media":18985,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9],"tags":[],"class_list":["post-18984","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-best-practices"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18984","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18984"}],"version-history":[{"count":5,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18984\/revisions"}],"predecessor-version":[{"id":20219,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/18984\/revisions\/20219"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=\/wp\/v2\/media\/18985"}],"wp:attachment":[{"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18984"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18984"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sendgrid.kke.co.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18984"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}